von Bothmer, Roland IBPGR Systematic and Ecogeographic Studies on Crop Genepools: 7 An Ecogeographical Study of the Genus Hordeum - Rome IBPGR 1991 - 127 ISBN: 92-9043-207-1 Subjects--Index Terms: Botany IBPGR HORDEUM ECOGEOGRAPHICAL STUDY Dewey Class. No.: 581.9